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4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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Describe how oestrogen and progesterone control the uterus lining during a monthly cycle.
(3)Write your answer, then press Show model answer and tick each mark point your answer makes. Your answer is not saved.
Total for this question: 3 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
Mark points shown after marking
Which hormone maintains the uterus lining after ovulation?
(1)Total for this question: 1 mark
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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Explain why menstruation happens if the egg is not fertilised.
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Total for this question: 2 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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Explain why the uterus lining must be thick at the time an embryo arrives.
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Total for this question: 2 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
Mark points shown after marking
Illustrative data.
| Day | Oestrogen / arbitrary units | Progesterone / arbitrary units |
|---|---|---|
| 1 | 2 | 1 |
| 7 | 5 | 1 |
| 12 | 12 | 2 |
| 14 | 8 | 3 |
| 21 | 7 | 10 |
| 26 | 3 | 4 |
Plot both hormones on the same axes. Join your points with straight lines using a ruler.
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Total for this question: 6 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
Mark points shown after marking
| Day | Oestrogen / arbitrary units | Progesterone / arbitrary units |
|---|---|---|
| 1 | 2 | 1 |
| 7 | 5 | 1 |
| 12 | 12 | 2 |
| 14 | 8 | 3 |
| 21 | 7 | 10 |
| 26 | 3 | 4 |
Use the table to identify the day when oestrogen is highest.
(1)Write your answer, then press Show model answer and tick each mark point your answer makes. Your answer is not saved.
Total for this question: 1 mark
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
Mark points shown after marking
| Day | Oestrogen / arbitrary units | Progesterone / arbitrary units |
|---|---|---|
| 1 | 2 | 1 |
| 7 | 5 | 1 |
| 12 | 12 | 2 |
| 14 | 8 | 3 |
| 21 | 7 | 10 |
| 26 | 3 | 4 |
Explain why progesterone is highest around day 21.
(2)Write your answer, then press Show model answer and tick each mark point your answer makes. Your answer is not saved.
Total for this question: 2 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
Mark points shown after marking
| Day | Oestrogen / arbitrary units | Progesterone / arbitrary units |
|---|---|---|
| 1 | 2 | 1 |
| 7 | 5 | 1 |
| 12 | 12 | 2 |
| 14 | 8 | 3 |
| 21 | 7 | 10 |
| 26 | 3 | 4 |
Suggest why progesterone falls by day 26.
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Total for this question: 2 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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State the approximate day of ovulation in a 28-day cycle.
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Total for this question: 1 mark
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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Explain why progesterone stays high during pregnancy.
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Total for this question: 2 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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Explain how a contraceptive pill containing progesterone prevents pregnancy.
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Total for this question: 2 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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Which event marks day 1 of the menstrual cycle?
(1)Total for this question: 1 mark
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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Describe the changes in the uterus lining during one menstrual cycle.
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Total for this question: 3 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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Explain why a woman's cycle length can be used to predict ovulation.
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Total for this question: 2 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
4.9 Oestrogen and progesterone in the menstrual cycle
Exam question
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Suggest why stress can delay menstruation.
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Total for this question: 2 marks
Lesson: 4.9 Oestrogen and progesterone in the menstrual cycle
